Pro-pain
Defeat ten enemies with propane or acetylene tank explosions
6/30/2012
5:03:03 PM
Very Rare 7.6%
Insanity
Finish the game on Insanity without changing difficulty after leaving Earth.
4/7/2012
11:06:10 PM
Ultra Rare 2.7%
Unwavering
Finish all multiplayer maps on Gold or all single-player missions on Insanity.
4/7/2012
11:06:01 PM
Ultra Rare 3.7%
Long Service Medal
Complete Mass Effect 3 twice, or once with a Mass Effect 2 import.
4/7/2012
11:05:49 PM
Rare 22.3%
Tour of Duty
Finish all multiplayer maps or all N7 missions in single-player.
4/5/2012
4:54:01 PM
Rare 38.3%
Lost and Found
Dispatch 10 probes to retrieve people or resources in Reaper territory.
4/2/2012
7:37:58 PM
Rare 38.0%